FR2586258B1 - Procede pour la cementation rapide et homogene d'une charge dans un four - Google Patents

Procede pour la cementation rapide et homogene d'une charge dans un four

Info

Publication number
FR2586258B1
FR2586258B1 FR8512379A FR8512379A FR2586258B1 FR 2586258 B1 FR2586258 B1 FR 2586258B1 FR 8512379 A FR8512379 A FR 8512379A FR 8512379 A FR8512379 A FR 8512379A FR 2586258 B1 FR2586258 B1 FR 2586258B1
Authority
FR
France
Prior art keywords
furnace
phase
rate
charge
diffusion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR8512379A
Other languages
English (en)
French (fr)
Other versions
FR2586258A1 (fr
Inventor
Philippe Queille
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Air Liquide SA
Original Assignee
Air Liquide SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9322226&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FR2586258(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Air Liquide SA filed Critical Air Liquide SA
Priority to FR8512379A priority Critical patent/FR2586258B1/fr
Priority to ES556250A priority patent/ES8707310A1/es
Priority to US06/885,852 priority patent/US4744839A/en
Priority to EP86401585A priority patent/EP0213011B1/fr
Priority to DE8686401585T priority patent/DE3661942D1/de
Priority to AT86401585T priority patent/ATE40415T1/de
Priority to ZA865391A priority patent/ZA865391B/xx
Priority to AU60459/86A priority patent/AU589202B2/en
Priority to JP61187010A priority patent/JPS6240358A/ja
Priority to CA000515900A priority patent/CA1281266C/fr
Priority to BR8603866A priority patent/BR8603866A/pt
Publication of FR2586258A1 publication Critical patent/FR2586258A1/fr
Publication of FR2586258B1 publication Critical patent/FR2586258B1/fr
Application granted granted Critical
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/20—Carburising
    • C23C8/22—Carburising of ferrous surfaces

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Powder Metallurgy (AREA)
  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Soil Conditioners And Soil-Stabilizing Materials (AREA)
  • Fertilizers (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
FR8512379A 1985-08-14 1985-08-14 Procede pour la cementation rapide et homogene d'une charge dans un four Expired FR2586258B1 (fr)

Priority Applications (11)

Application Number Priority Date Filing Date Title
FR8512379A FR2586258B1 (fr) 1985-08-14 1985-08-14 Procede pour la cementation rapide et homogene d'une charge dans un four
ES556250A ES8707310A1 (es) 1985-08-14 1986-06-19 Procedimiento de cementacion-difusion en un horno de cargo
US06/885,852 US4744839A (en) 1985-08-14 1986-07-15 Process for a rapid and homogeneous carburization of a charge in a furnace
EP86401585A EP0213011B1 (fr) 1985-08-14 1986-07-16 Procédé pour la cémentation rapide et homogène d'une charge dans un four
DE8686401585T DE3661942D1 (en) 1985-08-14 1986-07-16 Process for speedily and homogeneously carburizing a charge in a furnace
AT86401585T ATE40415T1 (de) 1985-08-14 1986-07-16 Verfahren zur schnellen und homogenen aufkohlung von werkstuecken in einem ofen.
ZA865391A ZA865391B (en) 1985-08-14 1986-07-18 Process for a rapid and homogeneous carburization of a charge in a furnace
AU60459/86A AU589202B2 (en) 1985-08-14 1986-07-23 Process for a rapid and homogeneous carburization of a charge in a furnace
JP61187010A JPS6240358A (ja) 1985-08-14 1986-08-11 バッチ炉内における被加工品の迅速かつ均質な滲炭―拡散法
CA000515900A CA1281266C (fr) 1985-08-14 1986-08-13 Procede pour la cementation rapide et homogene d'une charge dans un four
BR8603866A BR8603866A (pt) 1985-08-14 1986-08-13 Processo de cementacao-difusao em um forno de carga

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8512379A FR2586258B1 (fr) 1985-08-14 1985-08-14 Procede pour la cementation rapide et homogene d'une charge dans un four

Publications (2)

Publication Number Publication Date
FR2586258A1 FR2586258A1 (fr) 1987-02-20
FR2586258B1 true FR2586258B1 (fr) 1987-10-30

Family

ID=9322226

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8512379A Expired FR2586258B1 (fr) 1985-08-14 1985-08-14 Procede pour la cementation rapide et homogene d'une charge dans un four

Country Status (11)

Country Link
US (1) US4744839A (ru)
EP (1) EP0213011B1 (ru)
JP (1) JPS6240358A (ru)
AT (1) ATE40415T1 (ru)
AU (1) AU589202B2 (ru)
BR (1) BR8603866A (ru)
CA (1) CA1281266C (ru)
DE (1) DE3661942D1 (ru)
ES (1) ES8707310A1 (ru)
FR (1) FR2586258B1 (ru)
ZA (1) ZA865391B (ru)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2586259B1 (fr) * 1985-08-14 1987-10-30 Air Liquide Procede de cementation rapide dans un four continu
KR910004557B1 (ko) * 1986-08-12 1991-07-06 미쯔비시지도오샤 고오교오 가부시기가이샤 가스침탄방법 및 장치
DE3707003A1 (de) * 1987-03-05 1988-09-15 Ewald Schwing Verfahren zum aufkohlen eines werkstueckes aus stahl
DE3714283C1 (de) * 1987-04-29 1988-11-24 Ipsen Ind Internat Gmbh Verfahren zur Gasaufkohlung von Stahl
US5168200A (en) * 1989-12-18 1992-12-01 Payne Kenneth R Automatic powered flowmeter valves and control thereof
US6547888B1 (en) * 2000-01-28 2003-04-15 Swagelok Company Modified low temperature case hardening processes
JP6773411B2 (ja) * 2015-12-08 2020-10-21 日本エア・リキード合同会社 浸炭システム及び表面硬化鋼材の製造方法
CN113957228A (zh) * 2021-10-09 2022-01-21 上海丰东热处理工程有限公司 传动电机轴热处理工艺

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US26935A (en) * 1860-01-24 Attaching bonnets to sails
US2955062A (en) * 1952-02-27 1960-10-04 Midland Ross Corp Method for carburizing in a continuous furnace
US3356541A (en) * 1965-08-20 1967-12-05 Midland Ross Corp Carburizing method and apparatus
GB1471880A (en) * 1973-10-26 1977-04-27 Air Prod & Chem Furnace atmosphere for the heat treatment of ferrous metal
US3950192A (en) * 1974-10-30 1976-04-13 Monsanto Company Continuous carburizing method
US4049472A (en) * 1975-12-22 1977-09-20 Air Products And Chemicals, Inc. Atmosphere compositions and methods of using same for surface treating ferrous metals
US4145232A (en) * 1977-06-03 1979-03-20 Union Carbide Corporation Process for carburizing steel
CH632013A5 (de) * 1977-09-22 1982-09-15 Ipsen Ind Int Gmbh Verfahren zur gasaufkohlung von werkstuecken aus stahl.
US4175986A (en) * 1978-10-19 1979-11-27 Trw Inc. Inert carrier gas heat treating control process
US4306918A (en) * 1980-04-22 1981-12-22 Air Products And Chemicals, Inc. Process for carburizing ferrous metals
FR2527641A1 (fr) * 1982-05-28 1983-12-02 Air Liquide Procede de traitement thermique de pieces metalliques par carburation
FR2586259B1 (fr) * 1985-08-14 1987-10-30 Air Liquide Procede de cementation rapide dans un four continu

Also Published As

Publication number Publication date
JPS644583B2 (ru) 1989-01-26
BR8603866A (pt) 1987-03-24
EP0213011B1 (fr) 1989-01-25
FR2586258A1 (fr) 1987-02-20
EP0213011A1 (fr) 1987-03-04
US4744839A (en) 1988-05-17
ES8707310A1 (es) 1987-07-16
AU589202B2 (en) 1989-10-05
ES556250A0 (es) 1987-07-16
ATE40415T1 (de) 1989-02-15
DE3661942D1 (en) 1989-03-02
JPS6240358A (ja) 1987-02-21
AU6045986A (en) 1987-02-19
ZA865391B (en) 1987-03-25
CA1281266C (fr) 1991-03-12

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Legal Events

Date Code Title Description
ST Notification of lapse